Grass is a monocotplant, of the family Gramineae, also called Poaceae. It is a generic name for many similar plants, including bamboo and wheat, that have narrow leaves and jointed stems. Popularly, grass means a short, green ground covering, or lawn.
... inside it, except for a small round opening on top of it, which is where you can manually start the gyroscope. Once the gyro is spinning, tipping the device will ...